Curtis Wold, of the Kansas Wetlands Education Center, Great Bend, Kan., examines one of the dry pools at the Cheyenne Bottoms Wildlife Area, in central Kansas August 7, 2012. Rains over the weekend across most of the U.S. Midwest corn and soybean growing region, and forecasts for more rain this week, will help relieve stress on crops, an agricultural meteorologist said Monday. REUTERS/Jeff Tuttle (UNITED STATES)